38 lines
669 B
JavaScript
38 lines
669 B
JavaScript
exports.pop = pop;
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exports.populate = populate;
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function pop(data){
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var Populator = function(data){
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this.target = data;
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}
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Populator.prototype = {
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populate: function(p){
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var self = this;
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if(typeof p == "function"){
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self.target = p(self.target);
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}else if(p instanceof Array){
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p.forEach(function(i){
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self.target = self.populate(i).result();
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});
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}
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return self;
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},
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result: function(){
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return this.target;
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}
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};
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var fun = new Populator(data);
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return fun;
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}
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function populate(find, field){
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return function(lesson){
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var id = lesson[field];
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var val = find(id);
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if(val) lesson[field] = val;
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return lesson;
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}
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} |